science
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5 defs 75 3 defs 93 6 defs 82 5 defs 101 6 defs 63 7 defs 118 6 defs 61 6 defs 86 5 defs 96 7 defs 124 6 defs 51 6 defs 72 5 defs 128 5 defs 124 7 defs 137 7 defs 127 3 defs 123 6 defs 96 6 defs 67 3 defs 68 2 defs 213 3 defs 63 7 defs 98 6 defs 95 3 defs 90 5 defs 79 6 defs 49 7 defs 83 6 defs 148 6 defs 123